im new to gran turismo 2, ive had it for 2 days and ive got a, Mazda RX7 savanna for my first car, a evo 3 lancer, an impreza wrx sti ver v, a daishin nissan silvia, mugen nsx and the mines lancer evo 6. First off, are these cars anygood to keep. are there any that i must buy. Wich is the best european manufactryer and best car. Cheers